From patchwork Tue Jun 6 09:45:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Billy Tsai X-Patchwork-Id: 13268825 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5501FC77B73 for ; Tue, 6 Jun 2023 09:44:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Cc:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=vFY4oBLnBLFLnFFtfBHnCH02I7LX1Y3xiqKVe+cC2qA=; b=qAtMjirmliGi/s oUvlMgzlihNqi4CnXqTLf21fttL12xtsUUrR1E48BWYr8H4VnI0vAuTAe63VUUEmns2UoAYlwiO+h mUa4RSZECzEDTKnkTFlOxYFYs15F4vp4lfgVd94YI4mmTPvHXStgPjG8TJ/Oll6i+V21xaVbjTtpX eIZostHmvS6dOtkogHGoFB9lBgVl3oaMWayIgPVuhRZwEXXeETPXFQTM0kVp3y3iJIttAUHOpQFPc vGg6lIO4M538l9GcTJdFkR2vaYEKYC85vkcHEK9gWXHJ0mGgnz7FRtANHFa8ooFS6ghUYpJcH9TZ4 VQTuENfIhJckutSfjsoQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1q6TEP-0013g9-20; Tue, 06 Jun 2023 09:44:01 +0000 Received: from mail.aspeedtech.com ([211.20.114.72]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1q6TEL-0013b8-23 for linux-arm-kernel@lists.infradead.org; Tue, 06 Jun 2023 09:43:59 +0000 Received: from BillyTsai-pc.aspeed.com (192.168.1.221) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 6 Jun 2023 17:43:42 +0800 From: Billy Tsai To: , , , , , , , , , , , , , , , , , , , Subject: [v5 3/5] dt-bindings: mfd: Add aspeed pwm-tach binding Date: Tue, 6 Jun 2023 17:45:33 +0800 Message-ID: <20230606094535.5388-4-billy_tsai@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230606094535.5388-1-billy_tsai@aspeedtech.com> References: <20230606094535.5388-1-billy_tsai@aspeedtech.com> MIME-Version: 1.0 X-Originating-IP: [192.168.1.221] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230606_024357_675524_DC7943A4 X-CRM114-Status: GOOD ( 11.39 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add device binding for aspeed pwm-tach device which is a multi-function device include pwm and tach function. Signed-off-by: Billy Tsai --- .../bindings/mfd/aspeed,ast2600-pwm-tach.yaml | 76 +++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/aspeed,ast2600-pwm-tach.yaml diff --git a/Documentation/devicetree/bindings/mfd/aspeed,ast2600-pwm-tach.yaml b/Documentation/devicetree/bindings/mfd/aspeed,ast2600-pwm-tach.yaml new file mode 100644 index 000000000000..f98c11ff3f8a --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/aspeed,ast2600-pwm-tach.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2021 Aspeed, Inc. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/aspeed,ast2600-pwm-tach.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: PWM Tach controller + +description: | + The PWM Tach controller is represented as a multi-function device which + includes: + PWM + Tach + +maintainers: + - Billy Tsai + +properties: + compatible: + items: + - enum: + - aspeed,ast2600-pwm-tach + - const: syscon + - const: simple-mfd + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + pwm: + type: object + $ref: "/schemas/pwm/aspeed,ast2600-pwm.yaml" + + tach: + type: object + $ref: "/schemas/hwmon/aspeed,ast2600-tach.yaml" + +required: + - compatible + - reg + - clocks + - resets + +additionalProperties: false + +examples: + - | + #include + pwm_tach: pwm-tach@1e610000 { + compatible = "aspeed,ast2600-pwm-tach", "syscon", "simple-mfd"; + reg = <0x1e610000 0x100>; + clocks = <&syscon ASPEED_CLK_AHB>; + resets = <&syscon ASPEED_RESET_PWM>; + + pwm: pwm { + compatible = "aspeed,ast2600-pwm"; + #pwm-cells = <3>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pwm0_default>; + }; + + tach: tach { + compatible = "aspeed,ast2600-tach"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_tach0_default>; + fan@0 { + reg = <0x00>; + }; + }; + };